Cisco sets sights on enterprise VoIP – It's all about SIP

In the second of a two-part interview with, Cisco chief technology officer Charles Giancarlo discusses how he sees consumers moving to Wi-Fi phones that offer broadband services in addition to voice telephony.

Giancarlo elaborated on what his company has in store for the enterprise, and why Cisco has been relatively quiet about Session Initiation Protocol (SIP).

We shipped over two million VoIP phones last year. That is accelerating quite dramatically. If you look at new systems shipped, VoIP is now well over 50 per cent of the market for new systems.


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